const KEYS_DATA = [
    {id:'45', name:'F4', useCount:4, useWall:0, file:'4-09'},
    {id:'46', name:'F#4/Gb4', useCount:4, useWall:0, file:'4-08'},
    {id:'47', name:'G4', useCount:4, useWall:0, file:'4-07'},
    {id:'48', name:'G#4/Ab4', useCount:4, useWall:0, file:'4-06'},
    {id:'49', name:'A4', useCount:4, useWall:0, file:'4-05'},
    {id:'50', name:'A#4/Bb4', useCount:4, useWall:0, file:'4-04'},
    {id:'51', name:'B4', useCount:4, useWall:0, file:'4-03'},
    {id:'52', name:'C5', useCount:4, useWall:0, file:'4-02'},
    {id:'53', name:'C#5/Db5', useCount:4, useWall:0, file:'4-01'},
    {id:'54', name:'D5', useCount:4, useWall:1, file:'4-00'},
    {id:'55', name:'D#5/Eb5', useCount:3, useWall:0, file:'3-09'},
    {id:'56', name:'E5', useCount:3, useWall:0, file:'3-08'},
    {id:'57', name:'F5', useCount:3, useWall:0, file:'3-07'},
    {id:'58', name:'F#5/Gb5', useCount:3, useWall:0, file:'3-06'},
    {id:'59', name:'G5', useCount:3, useWall:0, file:'3-05'},
    {id:'60', name:'G#5/Ab5', useCount:3, useWall:0, file:'3-04'},
    {id:'61', name:'A5', useCount:3, useWall:0, file:'3-03'},
    {id:'62', name:'A#5/Bb5', useCount:3, useWall:0, file:'3-02'},
    {id:'63', name:'B5', useCount:3, useWall:0, file:'3-01'},
    {id:'64', name:'C6', useCount:3, useWall:1, file:'3-00'},
    {id:'65', name:'C#6/Db6', useCount:2, useWall:0, file:'2-09'},
    {id:'66', name:'D6', useCount:2, useWall:0, file:'2-08'},
    {id:'67', name:'D#6/Eb6', useCount:2, useWall:0, file:'2-07'},
    {id:'68', name:'E6', useCount:2, useWall:0, file:'2-06'},
    {id:'69', name:'F6', useCount:2, useWall:0, file:'2-05'},
    {id:'70', name:'F#6/Gb6', useCount:2, useWall:0, file:'2-04'},
    {id:'71', name:'G6', useCount:2, useWall:0, file:'2-03'},
    {id:'72', name:'G#6/Ab6', useCount:2, useWall:0, file:'2-02'},
    {id:'73', name:'A6', useCount:2, useWall:0, file:'2-01'},
    {id:'74', name:'A#6/Bb6', useCount:2, useWall:1, file:'2-00'},
    {id:'75', name:'B6', useCount:1, useWall:0, file:'1-09'},
    {id:'76', name:'C7', useCount:1, useWall:0, file:'1-08'},
    {id:'77', name:'C#7/Db7', useCount:1, useWall:0, file:'1-07'},
    {id:'78', name:'D7', useCount:1, useWall:0, file:'1-06'},
    {id:'79', name:'D#7/Eb7', useCount:1, useWall:0, file:'1-05'},
    {id:'80', name:'E7', useCount:1, useWall:0, file:'1-04'},
    {id:'81', name:'F7', useCount:1, useWall:0, file:'1-03'},
    {id:'82', name:'F#7/Gb7', useCount:1, useWall:0, file:'1-02'},
    {id:'83', name:'G7', useCount:1, useWall:0, file:'1-01'},
    {id:'84', name:'G#7/Ab7', useCount:1, useWall:0, file:'1-00'},
];

const k_ha = {id:'nya', name:'nya', useCount:'nya', useWall:0, file:'nya'};

function getKeyId(keyObj) {
    return "key_note_" + keyObj.id;
}